Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waxing Crescent 36%

13:13

21:44

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK

Sun - Rise: 05:49, Set: 20:20, Transit: 13:03. Moon - Rise: 13:13, Set: 21:44. Civil Dark: 20:58 - 05:10. Nautical Dark: 21:47 - 04:22. Astro Dark: 22:47 - 03:23

Total Clouds (% Sky Obscured)

59
68
75
80
100
100
100
100
100
100
100
100
100
100
100
100
100
98
93
89
87
77
71
32

Low Clouds (% Sky Obscured)

40
24
15
28
22
2
7
7
0
0
20
2
40
41
44
65
63
67
55
59
65
54
63
26

Medium Clouds (% Sky Obscured)

59
68
75
60
90
80
97
96
78
94
99
100
100
100
100
94
98
93
90
38
32
25
10
15

High Clouds (% Sky Obscured)

59
68
75
80
100
100
100
100
100
100
100
100
100
100
100
100
100
74
46
46
9
28
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
2
12
0
0
0
0
0
0
0
7
26
51
57
68
78
59
52
23
6
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.3
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
16
17
18
18
18
17
15
15
14
12
11
10
9
9
9
9
8
8
8
9
11
12

Chance of Frost

Temperature (°C)

21
22
22
23
23
23
22
21
21
20
19
18
17
16
16
15
15
15
14
14
14
15
16
18

Feels Like (°C)

18
19
19
19
19
18
18
16
17
16
15
14
14
13
14
13
13
12
13
13
12
12
13
15

Dew Point (°C)

16
15
14
13
11
11
10
9
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11
12

Relative Humidity (%)

74
64
57
53
47
46
46
46
48
53
56
58
61
66
69
72
75
78
82
79
79
78
72
67

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1007
1007
1007
1007
1006

Ozone (du)

310
309
305
305
302
300
300
300
300
300
300
301
301
301
300
303
304
310
312
316
318
321
326
330

Wednesday 19

Waxing Crescent 46%

14:31

22:04

10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Good
23 Bad
00 Bad
01 Bad
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:50, Set: 20:18, Transit: 13:03. Moon - Rise: 14:31, Set: 22:04. Civil Dark: 20:56 - 05:12. Nautical Dark: 21:45 - 04:24. Astro Dark: 22:44 - 03:26

Total Clouds (% Sky Obscured)

39
38
77
82
76
83
78
88
62
90
68
32
5
59
63
49
46
72
60
64
80
73
75
80

Low Clouds (% Sky Obscured)

33
19
55
69
72
74
70
75
51
77
66
19
2
59
50
31
2
18
24
35
49
63
66
68

Medium Clouds (% Sky Obscured)

16
22
24
19
9
19
48
66
17
76
34
12
0
0
18
23
46
72
54
64
76
62
25
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
3
16
0
0
1
2
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

1
3
16
29
18
30
45
48
64
93
43
19
6
6
3
3
3
0
1
2
6
7
22
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
1.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

12
12
11
12
12
12
11
9
9
8
2
4
3
4
4
4
5
5
5
5
5
5
6
7

Chance of Frost

Temperature (°C)

19
21
22
22
22
23
23
22
21
19
17
16
15
14
14
13
13
12
12
12
11
12
14
16

Feels Like (°C)

17
19
21
19
19
19
19
19
18
18
17
15
15
15
12
12
12
11
10
11
9
10
13
14

Dew Point (°C)

11
11
10
10
10
10
10
10
9
10
12
10
10
10
8
8
8
8
8
8
8
8
9
11

Relative Humidity (%)

59
52
47
44
46
45
45
47
46
54
71
69
73
73
70
72
75
75
76
80
80
75
70
72

Pressure (mb)

1006
1006
1005
1005
1005
1004
1004
1004
1003
1003
1003
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1004
1004

Ozone (du)

333
336
334
332
334
339
343
337
335
335
335
337
337
338
338
340
341
344
346
346
351
352
348
348

Thursday 20

First Quarter 56%

15:45

22:30

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:52, Set: 20:15, Transit: 13:03. Moon - Rise: 15:45, Set: 22:30. Civil Dark: 20:53 - 05:14. Nautical Dark: 21:42 - 04:26. Astro Dark: 22:40 - 03:29

Total Clouds (% Sky Obscured)

78
77
67
63
97
100
97
97
100
100
95
93
83
95
84
84
73
61
63
65
67
76
78
79

Low Clouds (% Sky Obscured)

70
75
61
42
49
43
56
66
67
67
68
61
56
47
44
56
62
61
63
65
67
73
72
72

Medium Clouds (% Sky Obscured)

21
7
8
6
44
22
41
38
39
30
29
33
26
39
37
34
24
0
0
4
0
9
18
28

High Clouds (% Sky Obscured)

0
0
3
2
17
99
91
86
75
75
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
3
2
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

61
57
65
81
89
95
95
80
49
28
21
4
2
1
3
9
4
2
4
7
2
4
5
3

Precipitation Amount (mm)

0.4
0.2
0.2
0.5
0.6
2
1.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
8
8
7
8
10
11
12
12
13
11
10
8
9
9
10
10
10
9
9
10
11
11

Chance of Frost

Temperature (°C)

17
18
19
20
21
20
18
18
17
16
15
15
14
14
13
13
12
12
12
11
11
11
13
15

Feels Like (°C)

16
16
17
19
20
18
16
15
14
13
12
12
11
11
11
11
10
9
9
8
7
8
10
12

Dew Point (°C)

12
11
11
10
10
10
11
12
11
12
12
12
10
9
10
9
9
8
7
6
5
6
8
8

Relative Humidity (%)

70
61
57
51
50
52
61
66
68
75
79
80
75
73
78
79
77
73
71
68
69
71
70
63

Pressure (mb)

1004
1004
1004
1004
1004
1005
1005
1006
1006
1007
1008
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1012
1012
1013

Ozone (du)

349
349
349
348
347
347
346
345
345
345
344
343
342
340
337
336
335
333
331
331
332
332
333
334

Friday 21

Waxing Gibbous 66%

16:52

23:08

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 OK
09 OK

Sun - Rise: 05:54, Set: 20:13, Transit: 13:03. Moon - Rise: 16:52, Set: 23:08. Civil Dark: 20:51 - 05:16. Nautical Dark: 21:39 - 04:28. Astro Dark: 22:36 - 03:32

Total Clouds (% Sky Obscured)

58
89
89
93
97
100
96
88
76
44
26
9
6
4
3
4
4
8
5
6
7
17
26
39

Low Clouds (% Sky Obscured)

53
57
78
77
76
75
69
59
44
20
13
7
5
3
1
1
1
4
4
5
7
17
26
39

Medium Clouds (% Sky Obscured)

24
28
65
51
72
86
64
19
13
6
4
5
2
2
2
2
2
0
0
0
0
4
7
11

High Clouds (% Sky Obscured)

5
40
45
67
87
100
91
34
32
24
12
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
35
42
41
39
36
27
25
5
6
5
0
1
0
1
1
1
0
1
1
0
1
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
10
11
12
12
15
15
14
13
11
8
7
6
6
7
6
6
6
7
6
6
7
8

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
17
16
16
14
13
12
11
11
10
10
10
9
9
9
10
12
14

Feels Like (°C)

14
15
14
14
13
14
13
12
12
12
13
12
11
11
10
10
9
9
8
9
9
9
11
13

Dew Point (°C)

8
6
5
5
6
8
8
8
8
7
8
9
9
8
8
7
6
6
6
6
6
6
6
5

Relative Humidity (%)

56
49
44
44
49
53
55
56
56
57
66
74
80
81
81
77
78
78
78
80
81
78
66
56

Pressure (mb)

1013
1013
1014
1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020

Ozone (du)

335
336
337
338
338
336
337
338
339
341
343
343
343
343
344
349
351
352
353
354
355
356
355
353

Saturday 22

Waxing Gibbous 75%

17:47

23:59

10 OK
11 OK
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 OK
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 OK

Sun - Rise: 05:55, Set: 20:11, Transit: 13:02. Moon - Rise: 17:47, Set: 23:59. Civil Dark: 20:49 - 05:18. Nautical Dark: 21:36 - 04:31. Astro Dark: 22:33 - 03:35

Total Clouds (% Sky Obscured)

35
34
29
35
43
49
48
42
66
62
57
29
29
30
31
30
32
33
45
57
71
57
46
37

Low Clouds (% Sky Obscured)

35
34
29
35
40
44
38
29
42
46
43
13
15
19
21
26
31
33
45
57
71
57
43
28

Medium Clouds (% Sky Obscured)

10
11
11
10
10
9
10
11
15
13
13
11
8
5
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
2
2
3
2
1
0
1
2
3
3
3
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
4
4
0
5
4
0
4
4
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
8
8
9
11
12
12
11
11
9
7
6
5
4
3
4
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

16
17
17
18
18
18
18
17
17
16
15
14
12
12
11
11
11
11
11
11
11
12
13
15

Feels Like (°C)

16
16
17
18
17
16
15
14
15
13
11
11
12
11
12
12
12
12
11
11
11
11
12
13

Dew Point (°C)

5
3
3
3
3
5
6
6
5
5
5
5
6
6
6
6
5
5
5
5
5
5
6
6

Relative Humidity (%)

48
41
37
34
36
41
46
48
45
46
52
57
64
66
67
69
68
67
67
66
65
65
60
56

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

352
351
351
350
351
352
351
351
350
349
347
346
345
344
343
343
343
343
343
343
342
342
341
341

Sunday 23

Waxing Gibbous 83%

18:29

01:03

10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK

Sun - Rise: 05:57, Set: 20:09, Transit: 13:02. Moon - Rise: 18:29, Set: 01:03. Civil Dark: 20:46 - 05:20. Nautical Dark: 21:34 - 04:33. Astro Dark: 22:29 - 03:38

Total Clouds (% Sky Obscured)

40
44
51
52
53
55
57
58
55
42
26
10
18
28
44
52
60
69
71
76
82
65
49
35

Low Clouds (% Sky Obscured)

21
17
14
20
32
43
57
58
55
42
26
10
18
28
44
52
60
67
68
73
79
63
43
22

Medium Clouds (% Sky Obscured)

7
17
26
23
19
18
15
9
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
1
2
2
1
2
0
0
2
1
0
2
3
0
5
9
1
4
9
5
5
5
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
8
10
10
11
12
12
12
12
10
8
6
6
5
5
5
5
5
5
5
6
6
8

Chance of Frost

Temperature (°C)

17
17
18
19
18
18
18
18
17
16
15
14
13
12
12
11
11
11
11
12
12
12
13
15

Feels Like (°C)

14
15
15
16
19
18
17
17
17
17
12
11
11
11
10
10
10
11
11
11
11
11
12
13

Dew Point (°C)

7
7
8
8
8
9
9
9
10
9
9
9
9
8
8
8
7
7
7
7
7
7
7
7

Relative Humidity (%)

51
51
51
51
52
54
55
58
62
64
67
70
75
76
76
77
76
75
73
72
72
71
64
59

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1020

Ozone (du)

340
340
340
340
340
339
339
338
338
338
338
338
338
339
339
339
339
340
340
339
339
339
339
340

Monday 24

Waxing Gibbous 90%

18:58

02:17

10 OK
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 Bad
19 OK
20 OK
21 OK
22 OK
23 Good
00 Good
01 Good
02 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 05:59, Set: 20:07, Transit: 13:02. Moon - Rise: 18:58, Set: 02:17. Civil Dark: 20:44 - 05:22. Nautical Dark: 21:31 - 04:35. Astro Dark: 22:26 - 03:41

Total Clouds (% Sky Obscured)

43
48
52
40
33
22
29
37
44
40
36
32
21
13
4
11
18
23
29
31
36

Low Clouds (% Sky Obscured)

24
23
25
23
15
13
28
34
42
35
18
2
0
0
0
0
0
0
10
15
16

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
1
2
3
3
4
6
7
5
4
2
1
1
0
10
18
23
26
24
22

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
0
6
2
0
0
0
0
0
0
0
0
0
0
1
1
0
1
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
10
11
11
12
13
13
12
12
11
9
8
7
6
5
5
4
5
5
5

Chance of Frost

Temperature (°C)

17
17
18
18
19
19
19
18
17
16
15
13
12
11
10
9
9
9
8
9
9

Feels Like (°C)

14
14
15
15
19
18
18
18
17
17
12
12
10
10
9
9
8
9
9
9
9

Dew Point (°C)

8
8
7
7
8
8
9
9
8
8
7
7
5
5
5
5
5
5
5
5
5

Relative Humidity (%)

55
53
50
47
49
50
52
54
57
60
60
63
64
67
71
73
76
77
78
78
77

Pressure (mb)

1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1017
1017
1017
1017
1017

Ozone (du)

340
342
343
344
346
347
348
348
347
346
345
344
343
339
335
331
329
327
325
326
326

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 18/08/26 10:17:58. Forecast: 18/08/26 to 24/08/26. Timezone: UTC+1.00